KF

Kotaro Fujiwara

YC Yoshino Kogyosho Co.: 11 patents #35 of 361Top 10%
TC Toyo Aerosol Industry Co.: 2 patents #16 of 53Top 35%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
Overall (All Time): #335,926 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
12397307 Trigger-type liquid sprayer Kota Sakata 2025-08-26
11077455 Trigger-type liquid sprayer Kazuhisa YOSHIMURA 2021-08-03
10799893 Trigger-type liquid ejector 2020-10-13
10654052 Discharge device with nozzle tip Yoshiyuki Kakuta 2020-05-19
10518281 Trigger-type ejector 2019-12-31
10406548 Trigger-type liquid dispenser Shigeo Iizuka 2019-09-10
10307778 Trigger-type liquid dispenser Shigeo Iizuka 2019-06-04
10195626 Trigger-type liquid dispenser Hiroyuki Nakamura, Shigeo Iizuka 2019-02-05
10183802 Shoulder cover for aerosol container Ken Ogata, Hirokazu Shimizu, Toru Toma, Yoshiyuki Kakuta 2019-01-22
10040087 Trigger-type liquid dispenser Shigeo Iizuka 2018-08-07
9987648 Trigger-type liquid jetting device Shigeo Iizuka 2018-06-05
9962724 Trigger-type fluid jetting device Hiroyuki Nakamura, Shigeo Iizuka 2018-05-08
9499329 Aerosol container nozzle and aerosol container dispenser Ken Ogata, Hirokazu Shimizu, Toru Toma 2016-11-22
7076641 Programmable controller Yuuichi Tachi, Kazuaki Miyabe, Tamiki Kobayashi 2006-07-11